How To Fix SRT_WSP2668 - Data reference for ABAP data type '&1' could not be created

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP2 - Messages for SRT WSP

• Message number: 668

• Message text: Data reference for ABAP data type '&1' could not be created

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP2668 - Data reference for ABAP data type '&1' could not be created ?

  The SAP error message SRT_WSP2668 indicates that there is an issue with creating a data reference for a specific ABAP data type. This error typically occurs in the context of web service processing, particularly when dealing with the SAP Web Services Runtime (WSR).
  Cause:
  The error can be caused by several factors, including:
  
  
  Invalid Data Type: The ABAP data type specified in the error message (&1) may not be valid or recognized by the system. This could happen if the data type is custom or not properly defined.
  
  
  Incompatible Data Structure: The structure of the data being processed may not match the expected format, leading to issues in creating a reference.
  
  
  Missing or Incorrect Mapping: If there is a mapping issue between the web service and the ABAP data type, it can lead to this error.
  
  
  Configuration Issues: There may be configuration issues in the web service settings or the service definition.
  
  
  Version Mismatch: If there are discrepancies between the versions of the web service and the ABAP data types, it can lead to this error.
  
  
  Solution:
  To resolve the SRT_WSP2668 error, you can take the following steps:
  
  
  Check Data Type Definition: Verify that the ABAP data type referenced in the error message is correctly defined in the system. Ensure that it is a valid and recognized type.
  
  
  Review Data Structure: Ensure that the data structure being passed to the web service matches the expected structure. Check for any discrepancies in field names, types, and lengths.
  
  
  Mapping Verification: If you are using a mapping tool (like SAP PI/PO), ensure that the mappings between the web service and the ABAP data types are correctly configured.
  
  
  Web Service Configuration: Review the configuration of the web service in transaction SOAMANAGER. Ensure that all settings are correct and that the service is properly activated.
  
  
  Check for Updates: If you are using custom data types or structures, ensure that they are up to date and compatible with the current version of the web service.
  
  
  Debugging: If the issue persists, consider debugging the web service call to identify the exact point of failure. Use transaction ST22 to check for dumps that may provide additional context.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for any known issues related to the specific data type or web service you are working with.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) to check the definitions of data types and structures.
  Web Service Monitoring: Use transaction SRT_MONI to monitor web service calls and check for any errors or issues in the processing.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the cause of the SRT_WSP2668 error in your SAP system.